λ
Sigma Notebook

1,586,825

52 × 63473
Deficient Odd Composite

1,586,825 is odd and not a perfect square. Its factorization is 5^2 × 63473 and its 6 divisors sum to 1,967,694.

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Prime Factor Structure

Factorization String 5^2 × 63473
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 1,967,694
Proper Divisor Sum 380,869
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #1586821 ← → #1586857

Radix Representation

Decimal 1586825
Binary 110000011011010001001 (21 bits)
Octal 0o6033211
Hexadecimal 0x183689

Divisor Catalog (5 of 6)

1 5 25 63,473 317,365

Collatz Trajectory (176 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

Showing the first 5 trajectory entries; the stopping-time total above is unchanged.

1,586,825 4,760,476 2,380,238 1,190,119 3,570,358

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